# SDR CALA2013100791781

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2013
- Submitted: October 8, 2013
- Operation: Air carrier
- Aircraft: N596UA
- Make and model: Boeing 757222
- Aircraft serial: 28749
- Aircraft time: 58,859 hours, 16,347 cycles
- Engine: Pwa PW2037
- System (JASC): [2621 · Fire Bottle, Fixed](https://openairdocs.org/jasc/2621)
- Part: Circuit Breaker
- Condition: Damaged
- Location: Extinguish Sys
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013100791781

## Discrepancy

CIRCUIT BREAKER AT HOT BATTERY BUS DC BATTERY BUS LOC H1 MISSING HALF OF CIRCUIT BREAKER.  REPLACED LT ENG BTL1 CIRCUIT BREAKER IAW WDM 26-21-11 & SQUIB TESTED GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.